f068b16458493f485c6fa0e77281126c6672c76a4cfa0beb195cf180894e674f

General

Target

0120_91448090.doc
Size

714KB
MD5

838c2a21783dfaa3bda9813f0e32cf89
SHA1

b4beab0f75d1462f3509b15319545c1f18c91449
SHA256

f068b16458493f485c6fa0e77281126c6672c76a4cfa0beb195cf180894e674f
SHA512

d1f3a3d923f54c2fdcce25933b9f7acf3efb538cdb732dd8a347ec27616ca5d977e4e03c4813a62042609cce6d3ae0933ca2872ebfd4f76eb2cd170c1dded116

Score

10^/10

ransomware

Malware Config

Signatures

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

rundll32.exe

description	pid	pid_target	process	target process
Parent C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE is not expected to spawn this process	1772	2008	rundll32.exe	WINWORD.EXE

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
ransomware

System Information Discovery
T1082
Drops file in Windows directory 1 IoCs

Processes:

WINWORD.EXE

description ioc process

File opened for modification C:\Windows\Debug\WIA\wiatrace.log WINWORD.EXE
Office loads VBA resources, possible macro or embedded object present

description	ioc	process
File opened for modification	C:\Windows\Debug\WIA\wiatrace.log	WINWORD.EXE

Modifies Internet Explorer settings 1 TTPs 9 IoCs

adware spyware

Modify Registry

T1112

Processes:

WINWORD.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

WINWORD.EXE

pid process

2008 WINWORD.EXE
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

WINWORD.EXE

pid process

2008 WINWORD.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

WINWORD.EXE

description pid process

Token: SeShutdownPrivilege 2008 WINWORD.EXE
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

WINWORD.EXE

pid process

2008 WINWORD.EXE
2008 WINWORD.EXE

pid	process
2008	WINWORD.EXE

pid	process
2008	WINWORD.EXE

description	pid	process
Token: SeShutdownPrivilege	2008	WINWORD.EXE

pid	process
2008	WINWORD.EXE
2008	WINWORD.EXE

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

WINWORD.EXE

description	pid	process	target process
PID 2008 wrote to memory of 1624	2008	WINWORD.EXE	splwow64.exe
PID 2008 wrote to memory of 1624	2008	WINWORD.EXE	splwow64.exe
PID 2008 wrote to memory of 1624	2008	WINWORD.EXE	splwow64.exe
PID 2008 wrote to memory of 1624	2008	WINWORD.EXE	splwow64.exe
PID 2008 wrote to memory of 1772	2008	WINWORD.EXE	rundll32.exe
PID 2008 wrote to memory of 1772	2008	WINWORD.EXE	rundll32.exe
PID 2008 wrote to memory of 1772	2008	WINWORD.EXE	rundll32.exe
PID 2008 wrote to memory of 1772	2008	WINWORD.EXE	rundll32.exe
PID 2008 wrote to memory of 1772	2008	WINWORD.EXE	rundll32.exe
PID 2008 wrote to memory of 1772	2008	WINWORD.EXE	rundll32.exe
PID 2008 wrote to memory of 1772	2008	WINWORD.EXE	rundll32.exe

C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\0120_91448090.doc"
1⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2008

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
2⤵
PID:1624

C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\Microsoft\Templates\W0rd.dll,UninstallFont
2⤵
- Process spawned unexpected child process
PID:1772

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1624-5-0x0000000000000000-mapping.dmp

Download
memory/1624-6-0x000007FEFC371000-0x000007FEFC373000-memory.dmp

Filesize
8KB

Download
memory/1772-7-0x0000000000000000-mapping.dmp

Download
memory/1772-8-0x0000000076641000-0x0000000076643000-memory.dmp

Filesize
8KB

Download
memory/2008-2-0x0000000072CD1000-0x0000000072CD4000-memory.dmp

Filesize
12KB

Download
memory/2008-3-0x0000000070751000-0x0000000070753000-memory.dmp

Filesize
8KB

Download
memory/2008-4-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2008-9-0x0000000000560000-0x0000000000561000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads